A Deep Bench Mark for Precise Levelling

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TypeArticle
Journal titleBuilding Note
Volume11
Pages8
AbstractThe construction of large or special structures, and the investigation of problems connected with the vertical movement of structures require that a bench mark be unaffected by surface and soil movements and yet be economical in installation and operation. This Note describes a method of installing a deep bench mark with ordinary materials and the equipment of a small machine shop.
Publication date
LanguageEnglish
AffiliationNRC Institute for Research in Construction; National Research Council Canada
Peer reviewedNo
IdentifierDBR-BN-11
NRC number5964
NPARC number20375825
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Record identifier626958fa-f38f-4cd4-8774-89fd7b702a2c
Record created2012-07-23
Record modified2016-05-09
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